Subacute encephalitis

Question 1

Subacute Encephalitis:

Causative organisms

Answer 1

Toxoplasma gondii, subacute sclerosing panencephalitis, prions

Question 2

Subacute Encephalitis: T. gondii

MoT (2)

Answer 2

vehicle (meat), fecal-oral

Question 3

Subacute Encephalitis: T. gondii

Virulence factor

Answer 3

intracellular growth

Question 4

Subacute Encephalitis: T. gondii

Culture/ Dx (3)

Answer 4

serology detection of IgM, culture, histology

Question 5

Subacute Encephalitis: T. gondii

Prevention (2)

Answer 5

personal hygiene, food hygiene

Question 6

Subacute Encephalitis: SSP

MoT

Answer 6

persistence of measles virus

Question 7

Subacute Encephalitis: SSP

Virulence factors (2)

Answer 7

cell fusion, evasion of immune system

Question 8

Subacute Encephalitis: SSP

Culture/ Dx (3)

Answer 8

EEGs, MRI, serology (Ab)

Question 9

Subacute Encephalitis: Prions

MoT (2)

Answer 9

CJD- direct/parenteral contact with infected tissue

vCJD- vehicle (meat, parenteral)

Question 10

Subacute Encephalitis: Prions

Virulence factor

Answer 10

avoidance of host immune response

Question 11

Subacute Encephalitis: Prions

Culture/ Dx (2)

Answer 11

biopsy, image of brain

Question 12

Subacute Encephalitis: Prions

Prevention

Answer 12

avoiding tissue

Question 13

Subacute Encephalitis:

Symptoms

Answer 13

usually asymptomatic, sore throat, lymph node enlargement, low-grade fever (chronic or subacute in immunosuppressed)